Diy my hammocks so will focus my comments on smoking in my hammock. Gave up cigarettes quite a few years back but still enjoy a pipe. But smoke in the hammock, never, a lot of my shirts have burns in them from rampant ashes. Would never subject my hammock to that hazard.
Most of us end up poorer here but richer for being here. Olddog, Fulltime hammocker, 365 nights a year.